CRANKBROTHERS OPIUM C HEADSET '08

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CRANKBROTHERS OPIUM C HEADSET '08
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The Opium C is strong and sturdy downhill headset that features steel 34-ball max bearings for both the upper and lower bearing.

• Size: 1-1/8"
• Stack height: Total 21mm including crown race
• Top stack height: 10.53 mm
• Bottom stack height: 10.03 mm
• Material 52100 Bearing steel
• Preload: Aluminum/steel 25g
• Upper bearings: Sealed 34 ball max
• Lower bearings: Sealed 34 ball max
• 5 year warranty